Sub-Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
Salt (including table salt) | $3,473,490 | $4,294,513 | $4,908,727 | $5,683,069 | $5,727,981 | $5,721,715 | $7,514,624 |
Unroasted iron pyrites. | | | $1,317 | | | | |
Natural graphite. | $26,934 | $13,146 | $17,126 | $30,739 | $18,074 | $32,566 | $25,798 |
Natural sands of all kinds | $283,541 | $275,505 | $598,926 | $615,987 | $1,065,300 | $1,373,144 | $2,963,511 |
Quartz (other than natural sands); quartzite | $85,755 | $150,115 | $261,318 | $96,886 | $150,541 | $30,032 | $17,343 |
Kaolin and other kaolinic clays, whether or not calcined. | $401,106 | $500,634 | $476,686 | $602,003 | $446,353 | $238,151 | $79,443 |
Other clays (not including expanded clays of heading 68.06), andalusite, ky ... | $1,199,325 | $1,446,475 | $1,930,428 | $1,553,946 | $1,228,540 | $3,130,093 | $2,170,403 |
Chalk. | $30,913 | $9,711 | $31,275 | $59,200 | $215,179 | $158,805 | $47,615 |
Natural calcium phosphates | $538 | $57 | $1,776 | $37,025 | $55,107 | $21 | |
Natural barium sulphate (barytes) | $97 | $15,875 | $3,357 | $7,029 | $8,961 | $8,905 | $8,542 |
Siliceous fossil meals | $161,250 | $130,610 | $194,571 | $375,554 | $332,021 | $174,481 | $262,624 |
Pumice stone; emery; other natural abrasives | $12,282 | $8,127 | $10,869 | $3,716 | $2,004 | $10,069 | $15,528 |
Slate | $54,422 | $106,128 | $113,344 | $43,026 | $11,619 | $5,186 | $29,200 |
Marble, travertine, ecaussine and other stone | $1,225 | $4,348 | $15,442 | $20,435 | $1,439 | $12,058 | $5,798 |
Granite, porphyry, basalt, sandstone and other stone | $427,115 | $407,017 | $1,921,732 | $150,038 | $163,296 | $46,122 | $505,663 |
Pebbles, gravel, broken or crushed stone | $9,524,513 | $13,273,719 | $15,632,180 | $17,938,927 | $16,799,254 | $19,978,809 | $22,702,597 |
Dolomite, whether or not calcined or sintered | $318,732 | $373,468 | $558,713 | $455,138 | $235,744 | $323,783 | $386,758 |
Natural magnesium carbonate (magnesite) | $28,144 | $47,525 | $39,905 | $190,132 | $141,456 | $112,450 | $178,348 |
Gypsum; anhydrite; plasters | $2,287,148 | $3,479,803 | $4,734,939 | $4,107,951 | $1,900,044 | $2,025,030 | $2,098,698 |
Limestone flux; limestone | $32,935 | $24,163 | $60,595 | $39,247 | $18,502 | $251,958 | $603,678 |
Quicklime, slaked lime and hydraulic lime | $96,601 | $204,088 | $2,848,970 | $639,627 | $151,296 | $138,539 | $182,028 |
Portland cement, aluminous cement, slag cement | $1,198,195 | $2,696,518 | $3,659,003 | $3,605,824 | $3,145,704 | $3,645,953 | $5,338,211 |
Asbestos. | | $52 | $1,038 | | | | |
Mica, including splitings; mica waste. | $49,641 | $60,366 | $74,312 | $78,355 | $68,475 | $52,348 | $60,475 |
Natural steatite, whether or not roughly trimmed | $113,094 | $131,137 | $174,520 | $163,111 | $158,415 | $153,964 | $194,479 |
Natural borates and concentrates thereof | $4,807 | | $29 | | | | |
Felspar; leucite and nepheline syenite | $236,337 | $216,508 | $431,763 | $470,705 | $48,536 | $402,180 | $994,010 |
Mineral substances | $258,276 | $239,610 | $368,235 | $486,545 | $310,072 | $248,874 | $817,755 |
Total | $20,306,416 | $28,109,218 | $39,071,096 | $37,454,215 | $32,403,913 | $38,275,236 | $47,203,129 |
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